package com.chinasofti.demo02;

public class Demo extends a{
    public static void main(String[] args) {
    }
}
class a extends b{
    public void show1(){
        System.out.println("我是父类A方法");
    }
}
class b{
    public void show(){
        System.out.println("我是父类B方法");
    }
}